<div class="header-title">
    <h1>
        <?= yii\helpers\Html::encode($this->title)?>
    </h1>
</div>
<div class="header-buttons">
    <a class="sidebar-toggler" href="#">
        <i class="fa fa-arrows-h"></i>
    </a>
    <a class="refresh" id="refresh-toggler" href="">
        <i class="glyphicon glyphicon-refresh"></i>
    </a>
    <a class="fullscreen" id="fullscreen-toggler" href="#">
        <i class="glyphicon glyphicon-fullscreen"></i>
    </a>
</div>